-80.96% is the change from 667 to 127
Calculation steps:
[( 127 - 667 ) ÷ 667] x 100 = -80.96%
Formula
Percentage change = [(127 - 667) / 667] x 100
Subtract the new number by the original number
127 - 667 = -540
-540 ÷ 667 = -0.8095952023988006
-0.8095952023988006 x 100 = -80.96%